Hydraulics and Fluid Mechanics in ME In one dimensional flow, the flow Is steady and uniform Takes place in one direction Takes place in curve Takes place in straight line Is steady and uniform Takes place in one direction Takes place in curve Takes place in straight line ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the net positive suction head (NPSH) requirement for the pump is not satisfied, then Excessive power will be consumed Efficiency will be low No flow will take place Cavitation will be formed Excessive power will be consumed Efficiency will be low No flow will take place Cavitation will be formed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Air vessels in reciprocating pump are used to Save pump from cavitations Smoothen flow Reduce acceleration to minimum Increase pump efficiency Save pump from cavitations Smoothen flow Reduce acceleration to minimum Increase pump efficiency ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is 0.375 v₂²/2g v₁²/2g 0.5 v₁²/2g v₂²/2g 0.375 v₂²/2g v₁²/2g 0.5 v₁²/2g v₂²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a pipe is 1 km and its diameter is 20 cm. If the diameter of an equivalent pipe is 40 cm, then its length is 20 km 32 km 8 km 4 km 20 km 32 km 8 km 4 km ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? Metal piece will sink to the bottom The metal piece will simply float over the mercury The metal piece will be immersed in mercury by half Whole of the metal piece will be immersed with its top surface just at mercury level Metal piece will sink to the bottom The metal piece will simply float over the mercury The metal piece will be immersed in mercury by half Whole of the metal piece will be immersed with its top surface just at mercury level ANSWER DOWNLOAD EXAMIANS APP
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